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What to watch in the markets: Wednesday, Jan 8

Yahoo Finance's Myles Udland highlights news that will be amking headlines including the upcoming December jobs report on Friday and why it is important.

On the calendar for Wednesday, on the economic data side we'll get the first of 3 days of labor market data with ADP's December read on private payroll growth set for release in the morning. Several companies including Walgreen's, Constellation Brands, and Bed Bath Beyond will report earnings as well.